Sell AC-DC 5V 700mA 12V 300mA 3.5W Isolated Switch Power Supply Module Buck Converter Step Down Module 220V turn 5V/12V best price

5V700mA Product Features 1. Output indicator: green 2. Full load power: <4W 3. No-load power: <0.05W 4. Working temperature: -20~70 5. Test resistance: 7 ohms (4.9V) for 5V 6. Output power: 3.5W, efficiency is about 80% 7. Input voltage range: AC50V-277V DC70V-390V 8. Output current: 5VmA-700mA, enters constant current mode when fully loaded 9. Output protection: overvoltage, overcurrent, overtemperature, short circuit protection, etc. 10. Output characteristics: Multiple voltage modules can be used in parallel to meet the needs of small current and large current 11. Output voltage: 5V+-0.15v no load and full load, light load minus 0.1V, rebound when heavy load, 50% load ripple 60mV 12. Capacitance temperature is 105° 10,000 hours, more than 5 years at 70°, and about 20-50 years at room temperature (not recommended for use above 70°). 12V300mA Product Features 1. Output indicator: green 2. No-load power: <0.05W 3. Full load power: <4W 4. Working temperature: -20~70 5. Test resistance: 40 ohms (12V) for 12V 6. Output power: 3.5W, efficiency is about 80% 7. Input voltage range: AC50V-277V DC70V-390V 8. Output current: 12VmA-300mA, enters constant current mode when fully loaded 9. Output protection: overvoltage, overcurrent, overtemperature, short circuit protection, etc. 10. Output characteristics: Multiple voltage modules can be used in parallel to meet the needs of small current and large current 11. Output voltage: 12V-0.05v+0.3v no load and full load, light load minus 0.1V, rebound when heavy load, 50% load ripple 100mV 12. Capacitance temperature is 105° 10,000 hours, more than 5 years at 70°, and about 20-50 years at room temperature (not recommended for use above 70°).